<?php
class Browser extends AppModel {
	public $helpers = array('Html');
	//var $name = 'Part';
	//var $displayField = 'name';
	
	
	
	public function GetData_service($table, $columns, $controllerName, $whereclause = null) {
		/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
		 * Easy set variables
		*/

		/* Array of database columns which should be read and sent back to DataTables. Use a space where
		 * you want to insert a non-database field (for example a counter or static image)
		*/
		$fixedColumns = array('id');
		$aColumns = array_merge($fixedColumns, $columns) ;
		

		/* Indexed column (used for fast and accurate table cardinality) */
		$sIndexColumn = "id";

		/* DB table to use 
		$sTable = "service_orders"; */
		$sTable = $table;
		
		App::uses('ConnectionManager', 'Model');
		App::uses('HtmlHelper', 'View/Helper');
		$dataSource = ConnectionManager::getDataSource('default');

		/* Database connection information */
		$gaSql['user']       = $dataSource->config['login'];
    	$gaSql['password']   = $dataSource->config['password'];
    	$gaSql['db']         = $dataSource->config['database'];
    	$gaSql['server']     = $dataSource->config['host'];


		/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
		 * If you just want to use the basic configuration for DataTables with PHP server-side, there is
		* no need to edit below this line
		*/

		/*
		 * Local functions
		*/
		function fatal_error ( $sErrorMessage = '' )
		{
			header( $_SERVER['SERVER_PROTOCOL'] .' 500 Internal Server Error' );
			die( $sErrorMessage );
		}


		/*
		 * MySQL connection
		*/
		if ( ! $gaSql['link'] = mysql_pconnect( $gaSql['server'], $gaSql['user'], $gaSql['password']  ) )
		{
			fatal_error( 'Could not open connection to server' );
		}

		if ( ! mysql_select_db( $gaSql['db'], $gaSql['link'] ) )
		{
			fatal_error( 'Could not select database ' );
		}


		/*
		 * Paging
		*/
		$sLimit = "";
		if ( isset( $_GET['iDisplayStart'] ) && $_GET['iDisplayLength'] != '-1' )
		{
			$sLimit = "LIMIT ".mysql_real_escape_string( $_GET['iDisplayStart'] ).", ".
					mysql_real_escape_string( $_GET['iDisplayLength'] );
		}


		/*
		 * Ordering
		*/
		$sOrder = "";
		if ( isset( $_GET['iSortCol_0'] ) )
		{
			$sOrder = "ORDER BY  ";
			for ( $i=0 ; $i<intval( $_GET['iSortingCols'] ) ; $i++ )
			{
				if ( $_GET[ 'bSortable_'.intval($_GET['iSortCol_'.$i]) ] == "true" )
				{
					$sOrder .= "`".$aColumns[ intval( $_GET['iSortCol_'.$i] ) ]."` ".
							mysql_real_escape_string( $_GET['sSortDir_'.$i] ) .", ";
				}
			}
				
			$sOrder = substr_replace( $sOrder, "", -2 );
			if ( $sOrder == "ORDER BY" )
			{
				$sOrder = "";
			}
		}


		/*
		 * Filtering
		* NOTE this does not match the built-in DataTables filtering which does it
		* word by word on any field. It's possible to do here, but concerned about efficiency
		* on very large tables, and MySQL's regex functionality is very limited
		*/
		$sWhere = "";
		if ( isset($_GET['sSearch']) && $_GET['sSearch'] != "" )
		{
			$sWhere = "WHERE (";
			for ( $i=0 ; $i<count($aColumns) ; $i++ )
			{
				$sWhere .= "`".$aColumns[$i]."` LIKE '%".mysql_real_escape_string( $_GET['sSearch'] )."%' OR ";
			}
			$sWhere = substr_replace( $sWhere, "", -3 );
			$sWhere .= ')';
		}

		/* Individual column filtering */
		for ( $i=0 ; $i<count($aColumns) ; $i++ )
		{
			if ( isset($_GET['bSearchable_'.$i]) && $_GET['bSearchable_'.$i] == "true" && $_GET['sSearch_'.$i] != '' )
			{
				if ( $sWhere == "" )
				{
					$sWhere = "WHERE ";
				}
				else
				{
					$sWhere .= " AND ";
				}
				$sWhere .= "`".$aColumns[$i]."` LIKE '%".mysql_real_escape_string($_GET['sSearch_'.$i])."%' ";
			}
		}


		/*
		 * SQL queries
		* Get data to display
		*/
		
		if (isset($whereclause) && $whereclause != null) {
			$sWhere = $whereclause;
		}
		
		$sQuery = "
    SELECT SQL_CALC_FOUND_ROWS `".str_replace(" , ", " ", implode("`, `", $aColumns))."`
    FROM   $sTable 
    $sWhere
    $sOrder
    $sLimit
    ";
		$rResult = mysql_query( $sQuery, $gaSql['link'] ) or fatal_error( 'MySQL Error: ' . mysql_errno() );

		/* Data set length after filtering */
		$sQuery = "
			SELECT FOUND_ROWS()
";
		$rResultFilterTotal = mysql_query( $sQuery, $gaSql['link'] ) or fatal_error( 'MySQL Error: ' . mysql_errno() );
		$aResultFilterTotal = mysql_fetch_array($rResultFilterTotal);
		$iFilteredTotal = $aResultFilterTotal[0];

		/* Total data set length */
		$sQuery = "
			 SELECT COUNT(`".$sIndexColumn."`)
			 FROM   $sTable
			 ";
		$rResultTotal = mysql_query( $sQuery, $gaSql['link'] ) or fatal_error( 'MySQL Error: ' . mysql_errno() );
		$aResultTotal = mysql_fetch_array($rResultTotal);
		$iTotal = $aResultTotal[0];


		/*
		* Output
		*/
		$output = array(
		"sEcho" => intval($_GET['sEcho']),
		"iTotalRecords" => $iTotal,
			"iTotalDisplayRecords" => $iFilteredTotal,
					"aaData" => array()
		);
		// if ($sTable == 'view_cubiertas') {
		// 	while ( $aRow = mysql_fetch_array( $rResult ) )
		// 	{
		// 	$row = array();
		// 	for ( $i=0 ; $i<count($aColumns) ; $i++ )
		// 		{
		// 		/* General output */
		// 		$row[] = $aRow[ $aColumns[$i] ];
		// 	}
		// 	$output['aaData'][] = $row;
		// 	}

			
		// }
		// else {

			while ( $aRow = mysql_fetch_array( $rResult ) )
			{
			$row = array();
			for ( $i=0 ; $i<count($aColumns) ; $i++ )
			{
			if (count($aColumns)<=1 || $i == 1 )
			{
			/* Special output formatting for 'version' column 
			 * /* Special output formatting for 'version' column 
				$row[] = $aRow[ $aColumns[$i] ]; 
				$row[] = ($aRow[ $aColumns[$i] ]=="seba") ? '-' : $aRow[ $aColumns[$i] ];*/
			$row[] = "<a href='/qilin/". $controllerName ."/view/".$aRow[ $aColumns[0] ]."'>".$aRow[ $aColumns[$i] ]."</a>"; 
			//$row[] = "<a href='/svn/qilin/ServiceOrders/view/".$aRow[ $aColumns[$i-1] ]."'>".$aRow[ $aColumns[$i] ]."</a>";
			/* $nombree = $aRow[ $aColumns[$i] ] ; */
			/* $row[] = ($aRow[ $aColumns[$i] ]=="seba") ? '<a href="/svn/qilin/ServiceOrders/edit/"> </a>' : $aRow[ $aColumns[$i] ]; */
			}
			elseif (count($aColumns)==0)
			{
				$i++;
			}
			else if ( $aColumns[$i] != ' ' )
			{
			/* General output */
			$row[] = $aRow[ $aColumns[$i] ];
			}
			}
			$output['aaData'][] = $row;
			}
		// }
			return $output;
			}
			}
